Total of 4,083,545 companies
On 3 August 1960 about 70 companies were established in Pennsylvania.
1991
7234
11496
24061
41869
46323
52734
76953
81260
94788
101525
104285
107793
134545
153098
164401
200866
212971
220858
224564
225095
231847
236848
241852
245020
284845
327189
343042
356762
371893